L23 cpckt ac
4
Coupled Circuits
description
Transcript of L23 cpckt ac
Coupled Circuits
ELE101/102 Dept of E&E,MIT Manipal 2
Analysis of coupled circuit
Ø1
ML1L1 L2
L2v1v1
R1 R2
v2v2
i1
i2
Ø2
v1v1 v2
v2i2
M
L1
-
i1 L2
R1 R2
Equivalent circuit:
21222
12111 ;
vMIjILjR
vMIjILjR
ELE101/102 Dept of E&E,MIT Manipal 3
Conductively coupled equivalent circuit
222212
121111 ;
gRearrangin
vIMLjRIIMj
vIIMjIMLjR
ELE101/102 Dept of E&E,MIT Manipal 4
Example:
10/0oV10/0oV
10Ω5Ω
j2Ω
j3Ω j4Ω
-j2Ω
Draw the conductively coupled equivalent circuit of the magnetic circuit shown. Hence, find the current supplied by the source.